<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <!-- 开发环境版本，包含了有帮助的命令行警告 -->
    <script src="https://cdn.jsdelivr.net/npm/vue@2.6.14/dist/vue.js"></script>
    <title>index_vue</title>
</head>
<body>
    <div id="app">
        {{ message }}
    </div>
    
    <script>
        var app = new Vue({
          el: '#app',
          data: {
            message: 'Hello Vue!'
          }
        })
    </script>
</body>
</html>
